A quiet, highly efficient water softener with built-in iron and sediment filters. Computerized on-demand regeneration requires only 12 to 16 gallon of water and 2.5 to 4 lb. of salt to regenerate. Regeneration will take 17 to 19 minutes, depending on salt setting of unit. User-friendly controls and low-rise compact housing promote ease of setting softness level and unit placement. Rated to 22,000 grain capacity, 10 micron sediment removal, and 10 ppm (parts per million) iron removal. Hardness determination test included. Installation CD, owner's manual, water test strips, and 8 Ft. of drain line included.